# Posts by Dee

Total # Posts: 958

**geometry**

in triangle ABC, PandQ are points on BC such that BQ=CP and AP=AQ.show thatAB=AC

**Geometry (check answer)**

Prove that the triangles with the given vertices are congruent. A(3, 1), B(4, 5), C(2, 3) D(-1, -3), E(-5, -4), F(-3, -2) a The triangle are congruent because triangle ABC can be mapped to triangle DEF by a rotation. (x,y)--->(y, -x) Followed by a reflection (x, y)--->(x...

**Math**

Needing help with the formula to be able to prove these answers to be correct. What are the steps ? Moesha's is ( 3G + 1 ) years old and Shanti is twice Moesha's age. A ) Find the sum of the ages of Moesha's and Shanti in2 years time. Answer The sum of their ages ...

**Math**

Thank you

**Math**

I have a 3 part question that I have the answers for but I am still having issues understanding it. Looking for help with the explanation / steps on how you would get the answer. Question 1) The width of a rectangular field is 3h yards and it's length is 3 yards longer ...

**Math**

Thank you Steve

**Math**

Please help with the following. Write a word phrase to represent the numerical expression below. 5 + ( 17 - 8 )

**Math**

Please help me with the following. Write a word phrase to represent the numerical expression below. 5 + ( 17 - 8 )

**math**

a music store sells 28 mp3 players and 39 red mp3 players. each mp3 player costs $67. what is a reasonable estimate for the total cost of the mp3 players?

**Math**

In a particular orchard, there are two times the number of oranges as there are apples and six times the number of oranges as there are pears. The expression j+k+6k represents the total number of fruits at the orchard.

**Math**

Can you use double 1+1 to find the sum of 2+3

**5th grade Science **

How can two containers of water have the same temperature but different amounts of heat energy?

**math**

Anita's, a fast-food chain specializing in hot dogs and garlic fries, keeps track of the proportion of its customers who decide to eat in the restaurant (as opposed to ordering the food "to go"), so it can make decisions regarding the possible construction of in-...

**College Math**

What is the equation of the line that represents this driver's rate? What is the x axis? What is the y axis? What is the y-intercept? How much is the rate for 5 miles? For 7 miles?

**MATH**

A REGULAR PENTAGON ABCDE AND A SQUARE ABFG ARE FORMED ON OPPOSITE SIDE OF AB. FIND ANGLE BCF..

**MATHS**

A REGULAR PENTAGON AND A SQUARE ABFG ARE FORMED ON OPPOSITE SIDE OF AB FIND ANGLE BCF.

**math**

Forty-eight sheep live on the farm. Thirty-six cows also live on the farm. What is the ratio of sheep to cows

**finite math**

Suppose that two cards are randomly selected from a standard 52-card deck. (a) What is the probability that the first card is a queen and the second card is a queen if the sampling is done without replacement? (b) What is the probability that the first card is a queen and the ...

**Math**

Kellan's neighbor went out of town for 9 days. Each day her neighbor was gone, Kellan earned $7 for walking her neighbors dog and $2 for watering her neighbors plants. Write a numerical expression with parentheses for the total amount of money Kellan earned.

**Math**

Bill paints murals. He recorded the total amount of white paint that he used for his murals each month in the table below. In April Bill used 2/3 of the amount that housed in May. Fill in the amount of white paint BIll used in April in the table below. Month gallons of white ...

**math**

On saturday, Ana worked 1/4 of a day. On sunday she worked 1/3 of the day. what part of day did she work both days?

**Psych**

In a study, Amanda examined the number of proofreading errors made when students are tested while reading in a cold room or a warm room. What is the independent variable of the study? What is the dependent variable of the study? Which is the experimental group, and which is ...

**Math**

1 3/5 ?

**Math**

How do I write the product as a mixed number of 8× 1 3/5 = ?

**Math**

Writing the product as a mixed number of 8×1 3/5 = ?

**Math**

Thank you. And 8 x 1 3/5 = 8/5?

**Math**

Or should that be 5 and 3/4

**Math**

Thank you! You are awesome! Can you help me write the product as a mixed number? 2× 2 and 7/8 =? I got 23/8

**Math**

How about if I run 5/8 of a mile each morning how far will I run in five days? Would the answer be 25/8 of a mile? 5x5=25

**Math**

Thank you so very much:)

**Math**

So the answer is 7 ?

**Math**

Where did the 7 come from? It doesn't say in a week, it just says, each day . hmmmm

**Math**

28/4

**Math**

I run 1 3/4 miles each day. my friend runs 4 times as far as I do. how far does she run ?

**Math**

Yes, thank you! I am new to this web site. Sorry for the delay:) 8x1=8 the answer is 8/4?

**Math**

Yes, thank you! I am new to this web site. Sorry for the delay:)

**Math**

It takes me 1/4 hour to drive to school. If I walk to school it takes me 8 times longer. How long does it take me to walk to school? show me how to work out the problem, please !

**Math**

It takes me one fourth hour to drive to school. If I walk to school it takes me eight times longer. How long does it take me to walk to school? show me how to work out the problem, please !

**Math**

Thank you Ms.Sue but how do you work it out?

**Math**

How do you write the product as a product of a whole number and a unit fraction of 3×4/5 equals

**Algebra**

Find three consecutive odd integers such that the sum of 4 times the largest is -191

**trig**

in triangle QRS, q=10.2m, r=20.5m, s12.8m..Solvetriangle QRS by determining the measurements of each degree to the nearest tenth of a degree

**Algebra 2**

The heights of 200 kindergarten students are normally distributed with a mean of 40 and a standard deviation of 1.8 inches. Approximately how many students have a height between 37.3 inches and 44.5 inches?

**Algebra 2**

The amount of time required to stack boxes varies directly with the number of boxes inversely with the number of people who are stacking them. If 2 people can stack 60 boxes in 10 minutes, how many minutes will be required for 6 people to stack 120 boxes?

**algebra 2**

A committee of 3 teachers and 3 students is to be formed to judge a contest. If there are 7 students and 5 teachers to choose from, how many different committees could be formed?

**algebra 2**

a survey of 20 colleges found that seniors graduated with an average $12000 in debt from student loans. The debt was normally distributed with a standard deviation of $3200. Find the probability that a senior graduated owing more than $16000.

**English**

One way an English sonnet is different from a Petrarchan sonnet because an English sonnet contains A couplet < A sestet Give quatrains None of the above

**chemistry**

A major component of gasoline is octane (C8H18). When octane is burned in air it chemically reacts with oxygen (O2) to produce carbon dioxide (CO2) and water (H2O). What mass of oxygen gas is consumed by the reaction of 8.17g of octane?.

**chemistry**

(2.00x10?)?³

**math**

solve using law of sines or cosines A=?,B=51°,C=?,a=6m,b=?,c=7m

**math**

solving using the law of sines or cosines. a=75°,B=?,C=?,a=18cm,b=9cm,c=?

**Math**

Thanks again Mr.Steve Am I correct on the first one?

**Math**

what is the domain of (f/g)(x)? {x|x>_0} {x|x>2} {x|x>-2} {x|xer}<-- f(x)=|x|-1,g(x)=1/x What is the domain of (fog)(x) {x|x=/-1} {x|x=/0} <--- {x|xer} {x|x=/-1,x=/1} This is too hard I can't get it.

**Math**

Which of the following sets of ordered pairs represents a function? {(5,2),(2,6),(5,10),(1,2)} {(-3,2),(2,6),(5,2),(1,7)} {(-3,2,(2,6),(3,10),(1,7)} {(-3,2),(2,6),(5,10),(2,-1)} ^dont get this one.. Which expression is equal to (f+g)(x)? f(x)=x^2+3;g(x)=x-1 x^2+x+2 x^2+-2x+4 &...

**Math**

Thank you!!

**Math**

Thanks! I should've just went with b.

**Math**

Which of the following sets of ordered pairs represents a function? {(5,2),(2,6),(5,10),(1,2)} {(-3,2),(2,6),(5,2),(1,7)} {(-3,2,(2,6),(3,10),(1,7)} {(-3,2),(2,6),(5,10),(2,-1)} ^dont get this one.. Which expression is equal to (f+g)(x)? f(x)=x^2+3;g(x)=x-1 x^2+x+2 x^2+-2x+4 x...

**Math**

Thanks guys!

**Math**

10? Okay im lost.

**Math**

find f(-3) for f(x)= 3x-x^2 f(-3)=0 f(-3)=18 f(-3)=-18<--- f(-3)=-15 What is the range of f(x)? f(x)=|x+1| All real numbers greater than 0 All real numbers greater than -1 All real numbers greater than or equal to 0<- All real numbers greater than or equal to -1 f(x)=4x^...

**Gph**

I an missing something when it comes to figuring out Relative humidity. 75 degrees F with a mixing ratio of 18.8 I turned it in but I know I was wrong

**math**

find the image (0,0) after two reflections first across y=3 and then across X-axis

**Geography**

I can not find anything about it. this is the only scale that has a zero in the middle.

**Geography**

-why is the “0” not on the far left of the 1: 24,000-mile scale bar?

**Geography**

Thank you so much

**Geography**

I'm really having a difficult time setting up the problem. This is my first online assignment

**Geography**

if it is 10am in laramie Wyoming ( based on 105 degrees west) what time is it in seoul, south Korea( 135 degrees east)

**Math**

On a 1/4 acre lot what percentage would be left after building a tennis court on a 120'x80'

**Chemistry**

Theoretically how many grams of malachite should be formed when 1.5 moles of Copper Sulphate reacts with an excess of sodium carbonate?

**Algebra**

Johnny has 17 marbles. Mary has twice as many marbles as Johnny and half as many as Joe. How many marbles does Mary have?

**Physics**

What is the electric potential between two points 5.0 centimeters apart if the electric field between those points is a constant 250 Newtons/meter?

**Physics**

What minimum magnetic field is necessary to exert a 15 Newton force on a 175 milliCoulomb charge moving at 250 meters/secon through the field?

**Psychics**

What is the electric potential between two points 5.0 centimeters apart if the electric field between those points is a constant 250 Newtons/meter?

**Algebra 2**

57

**Algebra 2**

A test has 200 points. THe mean is 120 and the standard deviation is 20. In order to pass the test one must score 140 points. If 360 people took the test how many passed

**Algebra**

Mark has $3.55 in nickels and dimes. If he has a total of 42 coins, how many of each kind of coins does he have?

**Algebra**

the sum of two numbers is 20. one number is 1 less than twice the other. find the numbers

**Social Studies**

ma in connexus and i need the awersen

**chemistry**

What volume of a oxygen at STP was collected? oxygen gas is collected over water at a temperaturee of 10 degrees C and a pressure 1.2 atm. The volume of gas plus water vapor collected is 293ml.

**Math**

I need help how to figure out a take off orders pair X y 0 6 0 8

**Pre-Calc**

Write the quadratic equation whose roots are 2 and 1, and whose leading coefficient is 1 Not sure even how to start?

**Pre-Calc**

A slice 1 unit thickness is removed from one see of a cube. Use the rational zeroes theorem and synthetic division to find the original dimensions of the cube, if the remaining volume is 48 cm^3 v= x^3 v=x*x*x x=(x-1)*x*x 48=(x-1)*x*x

**GEOMETRY/ALGEBRA**

A balloon, with a final volume of 40 cm3, took 4 min to fill. At what rate was the balloon filled? Choose exactly two answers that are correct. A. B. 40 cm3 = 4 min • r C. 40 cm3 • r = 4 min D. r – 4 h = 14 in.

**calculus**

The region bounded by y=x^2 and y=4 is rotated about the line y=-1. Find the volume.

**math**

The region bounded by y = x^2 and y = 4 is rotated about the line y = -1. The volume of the solid generated is given by

**math**

If the curves of f(x) and g(x) intersect x=a and x=b and if f(x)>g(x)>0 for all x on (a,b) then the volume obtained when the region bounded by the curves is rotated about the x-axis is equal to

**math**

The base of a solid is the region bounded by the parabola x^2 = 8y and y=4. Each cross section perpendicular to the y-axis is an equilateral triangle. Find the volume.

**Social studies**

good

**MUSIC**

abcd

**math**

find the mode of 3,6,10,13,14,17,19,and 22

**algebra**

A rental truck costs $50 plus $0.40 per mile. Write an equation that gives the cost of driving the truck x miles Use the intersection of graphs method to determine the number of miles that the truck is driven if the rental cost is $70.

**algebra**

A rental truck costs $50 plus $0.40 per mile. Write an equation that gives the cost of driving the truck x miles Use the intersection of graphs method to determine the number of miles that the truck is driven if the rental cost is $70. Solve part (b) numerically with a table ...

**Chem**

For a substance to look red, describe how it interacts with white light?

**math**

r=9mph,t=2hours d=

**math**

r=9mph,t=2hours d=

**math**

An airplane descended 149ft and rose 112 ft Write a number sentence to show the results.

**Chemistry**

how do you make 400 ml pf 2 Osm solution of Mg CL2?

**History**

Thanks Ms.Sue!

**History**

I believe it's B.

**History**

How are communism and fascism alike? A.In both ideologies, the economy is based on capitalism. B.Governments establish totalitarian control over the population. C.Individual liberties are more important than the greater good of society. C? or B? .. C?